Home / 508,455.22-701,668.29-282,100.18

Finding the Fourth Proportional to 508,455.22, 701,668.29 and 282,100.18

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Solution

The fourth proportional to 508,455.22, 701,668.29 and 282,100.18 is: 389,298.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,455.22 : 701,668.29 = 282,100.18 : x
  2. Step 2: Convert to fraction form
    508,455.22/701,668.29 = 282,100.18/x
  3. Step 3: Cross multiply
    508,455.22x = 701,668.29 × 282,100.18
  4. Step 4: Simplify right side
    508,455.22x = 197,940,750,909.29
  5. Step 5: Solve for x
    x = 197,940,750,909.29/508,455.22
  6. Step 6: Final answer
    x = 389,298.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.